Elon Musk's Tesla announces biggest quarterly loss ever

Loss of $675.4m announced day after Musk’s car sent into space in test of SpaceX rocket

The tech billionaire Elon Musk sent one of his Tesla electric cars into space yesterday, a day before the company that built it announced its biggest ever quarterly loss.

Musk’s Tesla electric car and energy storage company lost $675.4m in the three months ending 31 December, the company announced on Thursday, compared with a loss of $121m for the same period last year.